rocks and minerals

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• - high-resolution pictures of rocks and minerals, taken from personal collections, as well as the Calvin College Geology Department, Michigan, USA.
  
• - A collection of material relating to salt [NaCl] and its influence on civilization. Includes sections on physiology, geology, archeology, palaeoclimatology, palaeogeography, production, religion, economics, and etymiology of salt.
  
• - Professor in the Department of Geology at Miami University, Oxford, OH. Includes information on Dr. Rakovan's research and teaching in mineralogy and geochemistry.
  
• - USGS information on collecting rocks.
  
• - Gateway to information on minerals and mineral resources research in the eastern United States.
  
• - Geological display of images and information including crystals, minerals and gems.
  
• - A consultant for mining and minerals. He has been published on development of non-metallic rock and mineral resources and building materials production especially in developing countries.
  
• - Click on the map to view pictures of minerals found in the chosen state.
  
• - Site dedicated to the visual learning of Minerals and Geology, containing pictures and information on geology, minerals, and fossils. Also has links to shops, encyclopedias, and a mini-geology database.
  
• - GeMin exhibition and online copipes of the Oryktologia NEA news.
  
• - Intended for collectors of minerals, rocks and fossils. Features specimen photos and location descriptions and photos, as well as identification guides and links.
  
• - Contains over 100 pictures of minerals, rocks and fossils, as well as information about classification, identification, the Science Olympiad Rocks and Minerals event and related topics.
  
• - Pictures, links, and a brief description of the properties and applications of this siliceous rock.
  
  

• Usenet sci.geo.geology - news: - Google Groups
• Usenet sci.geo.mineralogy - news: - Google Groups
• Usenet geoinfonet.rockhound-gold - news: - Google Groups
• Usenet rec.crafts.jewelry - news: - Google Groups
• Usenet pdaxs.ads.jewelry - news: - Google Groups